Why is it often difficult to distinguish between the functions of the nervous and endocrine systems?

It is regularly hard to separate the elements of the apprehensive and endocrine system since it is hard to separate between the anxious and endocrine systems since a few neurons emit hormones and some endocrine organs react to neural signs.

The endocrine system is not a piece of the nervous system, but rather it is as yet basic to correspondence all through the body. This system is made out of organs, which emit concoction ambassadors known as hormones.